Chisel



FIG. 1 is a top and side perspective view of the chisel showing our new design, of which the bottom and opposing side perspective view is a mirror image;

FIG. 2 is a side perspective view thereof, of which the opposing side perspective view is a mirror image;

FIG. 3 is a top plan view thereof, of which the bottom plan view is a mirror image;

FIG. 4 is a front elevation view thereof; and,

FIG. 5 is a rear elevation view thereof. 

CLAIM The ornamental design for a chisel, as shown and described. 